Hi GH,
You can follow the steps below to see the result:
- Windows search Excel and right click it to choose "open file location", copy the file location.
- Right click a xml file> Open with> choose another app.
- Find Excel and tick the "Always use this app to open .xml files".
If you cannot see Excel in the list, click More app> Look for more app on this PC> paste the Excel file location in it.
- Double click Excel and open the .xml file in Excel, close the file.
- Repeat the step 3 and Excel should be in the list.
Best Regards.
Gloria